forked from btclock/btclock_v3
Add sats symbol option, add countdown in blocks, add decimal point for market cap, add hostname to setup screen
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e4a39de5fc
commit
c49b8edcb8
15 changed files with 822 additions and 321 deletions
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@ -5,18 +5,21 @@ int modulo(int x, int N)
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return (x % N + N) % N;
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}
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double getSupplyAtBlock(std::uint32_t blockNr) {
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if (blockNr >= 33 * 210000) {
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double getSupplyAtBlock(std::uint32_t blockNr)
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{
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if (blockNr >= 33 * 210000)
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{
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return 20999999.9769;
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}
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}
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const int initialBlockReward = 50; // Initial block reward
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const int halvingInterval = 210000; // Number of blocks before halving
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const int halvingInterval = 210000; // Number of blocks before halving
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int halvingCount = blockNr / halvingInterval;
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double totalBitcoinInCirculation = 0;
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for (int i = 0; i < halvingCount; ++i) {
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for (int i = 0; i < halvingCount; ++i)
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{
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totalBitcoinInCirculation += halvingInterval * initialBlockReward * std::pow(0.5, i);
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}
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@ -25,24 +28,58 @@ double getSupplyAtBlock(std::uint32_t blockNr) {
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return totalBitcoinInCirculation;
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}
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std::string formatNumberWithSuffix(std::uint64_t num) {
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std::string formatNumberWithSuffix(std::uint64_t num, int numCharacters)
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{
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static char result[20]; // Adjust size as needed
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const long long quadrillion = 1000000000000000LL;
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const long long trillion = 1000000000000LL;
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const long long billion = 1000000000;
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const long long million = 1000000;
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const long long thousand = 1000;
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if (num >= quadrillion) {
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return std::to_string(num / quadrillion) + "Q";
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} else if (num >= trillion) {
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return std::to_string(num / trillion) + "T";
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} else if (num >= billion) {
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return std::to_string(num / billion) + "B";
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} else if (num >= million) {
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return std::to_string(num / million) + "M";
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} else if (num >= thousand) {
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return std::to_string(num / thousand) + "K";
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} else {
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return std::to_string(num);
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double numDouble = (double)num;
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int numDigits = (int)log10(num) + 1;
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char suffix;
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if (num >= quadrillion || numDigits > 15)
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{
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numDouble /= quadrillion;
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suffix = 'Q';
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}
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}
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else if (num >= trillion || numDigits > 12)
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{
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numDouble /= trillion;
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suffix = 'T';
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}
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else if (num >= billion || numDigits > 9)
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{
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numDouble /= billion;
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suffix = 'B';
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}
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else if (num >= million || numDigits > 6)
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{
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numDouble /= million;
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suffix = 'M';
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}
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else if (num >= thousand || numDigits > 3)
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{
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numDouble /= thousand;
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suffix = 'K';
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}
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else
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{
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sprintf(result, "%llu", (unsigned long long)num);
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return result;
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}
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// Add suffix
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int len = snprintf(result, sizeof(result), "%.0f%c", numDouble, suffix);
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// If there's room, add decimal places
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if (len < numCharacters)
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{
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snprintf(result, sizeof(result), "%.*f%c", numCharacters - len - 1, numDouble, suffix);
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}
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return result;
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}
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